Results 41 to 50 of about 197,249 (302)

Optical measurement of microscopic torques [PDF]

open access: yesJournal of Modern Optics, 2001
9 pages, 2 ...
Nieminen, T. A.   +2 more
openaire   +4 more sources

Dynamic Precipitation during High‐Pressure Torsion of a Magnesium–Manganese Alloy

open access: yesAdvanced Engineering Materials, EarlyView.
An ultrafine‐grained alloy is produced by high‐pressure torsion of solutionized Mg–1.35 wt% Mn. Precipitation of nanometer‐scale Mn particles during deformation provides pinning sites. This prevents the formation of a bimodal grain structure and results in a finer grain size than for pure Mg.
Julian M. Rosalie, Anton Hohenwarter
wiley   +1 more source

A Custom-Made Lower Limb Dynamometer for Assessing Ankle Joint Torque in Humans: Calibration and Measurement Procedures

open access: yesSensors, 2021
Custom-made dynamometry was shown to objectively analyze human muscle strength around the ankle joint with accuracy, easy portability and low costs. This paper describes the full method of calibration and measurement setup and the measurement procedure ...
Iulia Iovanca Drăgoi   +8 more
doaj   +1 more source

Energy efficiency measurement procedure for gearboxes in their entire operating range [PDF]

open access: yes, 2014
Over the last decade, forced regulations and a growing social awareness with respect to energy efficiency have resulted in a renewed interest in the research for high efficient electrical machines.
Algoet, Elewijn   +5 more
core   +1 more source

Adaptable Tile‐Based Pneumatic Origami through Structurally Coupled Localized Actuation

open access: yesAdvanced Engineering Materials, EarlyView.
This article presents tile‐based pneumatic origami structures with rigid tiles and flexible fabric creases, achieving adaptable properties including morphing shape, selective multistability, and tunable stiffness. Independently pressurized folding bladders at each crease enable structurally coupled localized actuation of origami structures.
Tiantian Li, Jonathan Luntz, Diann Brei
wiley   +1 more source

The Design of Force Measuring Tool Holder System Based on Wireless Transmission

open access: yesIEEE Access, 2018
Cutting force can be used in monitoring machine processes and for guiding production. Therefore, the measurement of cutting forces has significant meaning in research.
Fenghe Wu   +3 more
doaj   +1 more source

Multimodal Mechanical Testing of Additively Manufactured Ti6Al4V Lattice Structures: Compression, Bending, and Fatigue

open access: yesAdvanced Engineering Materials, EarlyView.
In this experimental study, the mechanical properties of additively manufactured Ti‐6Al‐4V lattice structures of different geometries are characterized using compression, four point bending and fatigue testing. While TPMS designs show superior fatigue resistance, SplitP and Honeycomb lattice structures combine high stiffness and strength. The resulting
Klaus Burkart   +3 more
wiley   +1 more source

Investigation of dynamic behavior of planet gears in planetary gear sets for three-axis driving

open access: yesMechanical Engineering Journal, 2016
Planetary gear set is widely used in hybrid vehicle as a power distribution system or in electric vehicle as a high reduction system. Although it has many advantages, its noise and vibration problem has emerged.
Masao NAKAGAWA   +3 more
doaj   +1 more source

Development of a Prediction Model for Tractor Axle Torque during Tillage Operation

open access: yesApplied Sciences, 2020
In general, the tractor axle torque is used as an indicator for making various decisions when engineers perform transmission fatigue life analysis, optimal design, and accelerated life testing.
Wan-Soo Kim   +5 more
doaj   +1 more source

Friction torque, temperature and roughness in roll-slip phenomenon for polymer–steel contacts [PDF]

open access: yes, 2011
The current study gives an insight of the roll-slip phenomenon of polymer-metal pair where priority is given to measurement techniques, test duration and the behavior of the polymer. A systematic tribological measurement was used to identify the friction
Andó, Mátyás   +4 more
core  

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